code: def test_cache_disabled():
      # When there's no cache directory in the environment,
      # librosa.cache is a no-op.
      cache = librosa._cache.CacheManager(None, verbose=0, level=10)
      func_cache = cache(level=-10)(func)
  
      assert func == func_cache
  
file_path: librosa/tests/test_cache.py
imports: import os
  import sys
  import tempfile
  import shutil
  import numpy
  import pytest
  import librosa._cache
label_desc: Use image node_id 3 for calling a global function with example usage: test_cache_disabled() without return types